| 1 |
#ifndef lint |
| 2 |
static const char RCSid[] = "$Id: genclock.c,v 2.4 2003/02/22 02:07:23 greg Exp $"; |
| 3 |
#endif |
| 4 |
/* |
| 5 |
* Generate an analog clock. |
| 6 |
*/ |
| 7 |
|
| 8 |
#include <stdio.h> |
| 9 |
#include <stdlib.h> |
| 10 |
#include <math.h> |
| 11 |
#include <ctype.h> |
| 12 |
|
| 13 |
#define PI 3.14159265358979323846 |
| 14 |
|
| 15 |
#define FACEBITMAP "clockface.hex" |
| 16 |
|
| 17 |
char myfacemat[] = "white_plastic"; |
| 18 |
double myfacearg[5] = {.85,.85,.85,0,0}; |
| 19 |
char mycasemat[] = "black_plastic"; |
| 20 |
double mycasearg[5] = {.08,.08,.08,.03,.04}; |
| 21 |
char *facemat = myfacemat; |
| 22 |
char *casemat = mycasemat; |
| 23 |
char *name = "clock"; |
| 24 |
|
| 25 |
static void |
| 26 |
genmats() /* put out our materials */ |
| 27 |
{ |
| 28 |
if (facemat == myfacemat) |
| 29 |
printf("\nvoid plastic %s\n0\n0\n5 %f %f %f %f %f\n", |
| 30 |
myfacemat, myfacearg[0], myfacearg[1], |
| 31 |
myfacearg[2], myfacearg[3], myfacearg[4]); |
| 32 |
if (casemat == mycasemat) |
| 33 |
printf("\nvoid plastic %s\n0\n0\n5 %f %f %f %f %f\n", |
| 34 |
mycasemat, mycasearg[0], mycasearg[1], |
| 35 |
mycasearg[2], mycasearg[3], mycasearg[4]); |
| 36 |
printf("\n%s brighttext clock_face_paint\n2 hexbit4x1.fnt %s\n", |
| 37 |
facemat, FACEBITMAP); |
| 38 |
printf("0\n11\n\t0\t-1\t1\n\t0\t.0185\t0\n\t0\t0\t-.00463\n"); |
| 39 |
printf("\t.02\t1\n"); |
| 40 |
printf("\nvoid glass clock_crystal\n0\n0\n3 .95 .95 .95\n"); |
| 41 |
printf("\nvoid plastic hand_paint\n0\n0\n5 .03 .03 .03 0 0\n"); |
| 42 |
} |
| 43 |
|
| 44 |
|
| 45 |
static void |
| 46 |
genclock() /* put out clock body */ |
| 47 |
{ |
| 48 |
printf("\n%s ring %s.case_back\n", casemat, name); |
| 49 |
printf("0\n0\n8\t0\t0\t0\n\t-1\t0\t0\n\t0\t1.1\n"); |
| 50 |
printf("\n%s cylinder %s.case_outer\n", casemat, name); |
| 51 |
printf("0\n0\n7\t0\t0\t0\n\t.12\t0\t0\n\t1.1\n"); |
| 52 |
printf("\n%s ring %s.case_front\n", casemat, name); |
| 53 |
printf("0\n0\n8\t.12\t0\t0\n\t1\t0\t0\n\t1\t1.1\n"); |
| 54 |
printf("\n%s cylinder %s.case_inner\n", casemat, name); |
| 55 |
printf("0\n0\n7\t.05\t0\t0\n\t.12\t0\t0\n\t1\n"); |
| 56 |
printf("\nclock_crystal ring %s.crystal\n", name); |
| 57 |
printf("0\n0\n8\t.10\t0\t0\n\t1\t0\t0\n\t0\t1\n"); |
| 58 |
printf("\nclock_face_paint ring %s.face\n", name); |
| 59 |
printf("0\n0\n8\t.05\t0\t0\n\t1\t0\t0\n\t0\t1\n"); |
| 60 |
} |
| 61 |
|
| 62 |
|
| 63 |
static void |
| 64 |
rvert(x, y, z, ang) /* print rotated vertex */ |
| 65 |
double x, y, z, ang; |
| 66 |
{ |
| 67 |
static double lastang=0, sa=0, ca=1; |
| 68 |
|
| 69 |
if (ang != lastang) { |
| 70 |
sa = sin(-ang); |
| 71 |
ca = cos(-ang); |
| 72 |
lastang = ang; |
| 73 |
} |
| 74 |
printf("%15.12g %15.12g %15.12g\n", x, y*ca-z*sa, z*ca+y*sa); |
| 75 |
} |
| 76 |
|
| 77 |
|
| 78 |
static void |
| 79 |
genhands(hour) /* generate correct hand positions */ |
| 80 |
double hour; |
| 81 |
{ |
| 82 |
double hrot, mrot; |
| 83 |
|
| 84 |
hrot = 2.*PI/12. * hour; |
| 85 |
mrot = 2.*PI * (hour - floor(hour)); |
| 86 |
|
| 87 |
printf("\nhand_paint polygon %s.hour_hand\n", name); |
| 88 |
printf("0\n0\n12\n"); |
| 89 |
rvert(.06, -.03, -.06, hrot); |
| 90 |
rvert(.06, .03, -.06, hrot); |
| 91 |
rvert(.06, .025, .5, hrot); |
| 92 |
rvert(.06, -.025, .5, hrot); |
| 93 |
|
| 94 |
printf("\nhand_paint polygon %s.minute_hand\n", name); |
| 95 |
printf("0\n0\n12\n"); |
| 96 |
rvert(.07, -.02, -.1, mrot); |
| 97 |
rvert(.07, .02, -.1, mrot); |
| 98 |
rvert(.07, .01, .9, mrot); |
| 99 |
rvert(.07, -.01, .9, mrot); |
| 100 |
} |
| 101 |
|
| 102 |
|
| 103 |
int |
| 104 |
main(argc, argv) |
| 105 |
int argc; |
| 106 |
char *argv[]; |
| 107 |
{ |
| 108 |
int i, j; |
| 109 |
double hour; |
| 110 |
|
| 111 |
for (i = 1; i < argc && argv[i][0] == '-'; i++) |
| 112 |
switch (argv[i][1]) { |
| 113 |
case 'f': |
| 114 |
facemat = argv[++i]; |
| 115 |
break; |
| 116 |
case 'c': |
| 117 |
casemat = argv[++i]; |
| 118 |
break; |
| 119 |
case 'n': |
| 120 |
name = argv[++i]; |
| 121 |
break; |
| 122 |
default: |
| 123 |
goto userr; |
| 124 |
} |
| 125 |
if (i >= argc) |
| 126 |
goto userr; |
| 127 |
if (!isdigit(argv[i][0])) |
| 128 |
goto userr; |
| 129 |
for (j = 1; isdigit(argv[i][j]); j++) |
| 130 |
; |
| 131 |
if (argv[i][j] == ':') |
| 132 |
hour = atoi(argv[i]) + atoi(argv[i]+j+1)/60.0; |
| 133 |
else if (!argv[i][j] || argv[i][j] == '.') |
| 134 |
hour = atof(argv[i]); |
| 135 |
else |
| 136 |
goto userr; |
| 137 |
putchar('#'); /* print header */ |
| 138 |
for (i = 0; i < argc; i++) { |
| 139 |
putchar(' '); |
| 140 |
fputs(argv[i], stdout); |
| 141 |
} |
| 142 |
putchar('\n'); |
| 143 |
genmats(); /* print materials */ |
| 144 |
genclock(); /* generate clock */ |
| 145 |
genhands(hour); /* generate hands */ |
| 146 |
exit(0); |
| 147 |
userr: |
| 148 |
fputs("Usage: ", stderr); |
| 149 |
fputs(argv[0], stderr); |
| 150 |
fputs(" [-f face_mat][-c case_mat][-n name] {HH:MM | HH.hh}\n", stderr); |
| 151 |
exit(1); |
| 152 |
} |
| 153 |
|
